diff --git a/memory_scope/chat/cli_memory_chat.py b/memory_scope/chat/cli_memory_chat.py
index 5e0ca20f..8a8f3ea3 100644
--- a/memory_scope/chat/cli_memory_chat.py
+++ b/memory_scope/chat/cli_memory_chat.py
@@ -1,4 +1,5 @@
 import datetime
+import os
 import time
 from typing import List
 
@@ -105,7 +106,9 @@ class CliMemoryChat(BaseMemoryChat):
                 while True:
                     time.sleep(refresh_time)
                     result = self.memory_service.do_operation(op_name=query)
-                    questionary.print(result, flush=True)
+                    os.system('clear')
+                    self.print_logo()
+                    questionary.print(result)
 
             else:
                 questionary.print("unknown command received. Please try again!")
@@ -121,8 +124,7 @@ class CliMemoryChat(BaseMemoryChat):
 
         while True:
             try:
-                query = questionary.text(message="user:", multiline=False, qmark=">").ask()
-
+                query = questionary.text(message="user:", multiline=False, qmark=">").unsafe_ask()
                 if not query:
                     continue
 
@@ -149,7 +151,7 @@ class CliMemoryChat(BaseMemoryChat):
 
             except KeyboardInterrupt:
                 questionary.print("User interrupt occurred.")
-                is_exit = questionary.confirm("continue exit?").ask()
+                is_exit = questionary.confirm("continue exit").unsafe_ask()
                 if is_exit:
                     self.memory_service.stop_service()
                     break
diff --git a/memory_scope/cli.py b/memory_scope/cli.py
index a0cdda2b..427ad145 100644
--- a/memory_scope/cli.py
+++ b/memory_scope/cli.py
@@ -13,6 +13,7 @@ from memory_scope.chat.global_context import G_CONTEXT
 from memory_scope.enumeration.language_enum import LanguageEnum
 from memory_scope.utils.logger import Logger
 from memory_scope.utils.tool_functions import init_instance_by_config
+from memory_scope.utils.timer import timer
 
 
 class CliJob(object):
@@ -35,6 +36,7 @@ class CliJob(object):
         G_CONTEXT.language = LanguageEnum(global_config["language"])
         G_CONTEXT.thread_pool = ThreadPoolExecutor(max_workers=int(global_config["max_workers"]))
 
+    @timer
     def init_global_content_by_config(self):
         # set global config
         self.set_global_config()
@@ -63,6 +65,7 @@ class CliJob(object):
     def run(self, config: str):
         self.load_config(config)
         self.init_global_content_by_config()
+
         with G_CONTEXT.thread_pool:
             memory_chat = list(G_CONTEXT.memory_chat_dict.values())[0]
             memory_chat.run()
diff --git a/memory_scope/memory/worker/dummy_worker.py b/memory_scope/memory/worker/dummy_worker.py
index 2564b4eb..0485ca89 100644
--- a/memory_scope/memory/worker/dummy_worker.py
+++ b/memory_scope/memory/worker/dummy_worker.py
@@ -9,4 +9,4 @@ class DummyWorker(BaseWorker):
         workflow_name = self.get_context(WORKFLOW_NAME)
         self.logger.info(f"enter workflow={workflow_name}.dummy_worker!")
         ts = int(datetime.datetime.now().timestamp())
-        self.set_context(RESULT, f"test {workflow_name} ts={ts}")
+        self.set_context(RESULT, f"test {workflow_name} \nts={ts}")
diff --git a/memory_scope/utils/tool_functions.py b/memory_scope/utils/tool_functions.py
index a9d0a236..aed4aff1 100644
--- a/memory_scope/utils/tool_functions.py
+++ b/memory_scope/utils/tool_functions.py
@@ -4,16 +4,13 @@ import time
 from copy import deepcopy
 from datetime import datetime
 from importlib import import_module
-from typing import get_args
 
 import pyfiglet
 from termcolor import colored, COLORS
-from termcolor._types import Color
 
 from memory_scope.constants.common_constants import WEEKDAYS
 from memory_scope.enumeration.message_role_enum import MessageRoleEnum
 
-ALL_COLORS = get_args(COLORS)
 
 def under_line_to_hump(underline_str):
     sub = re.sub(r"(_\w)", lambda x: x.group(1)[1].upper(), underline_str)
@@ -39,7 +36,8 @@ def init_instance_by_config(config: dict, default_class_path: str = "memory_scop
     module = import_module(".".join(class_paths))
 
     cls_name = under_line_to_hump(class_name)
-    return getattr(module, cls_name)(**config_copy, **kwargs)
+    config_copy.update(kwargs)
+    return getattr(module, cls_name)(**config_copy)
 
 
 def complete_config_name(config_name: str, suffix: str = ".json"):
@@ -76,16 +74,16 @@ def get_datetime_info_dict(parse_dt: datetime):
     }
 
 
-def time_to_formatted_str(time: datetime | str | int | float = None,
+def time_to_formatted_str(dt: datetime | str | int | float = None,
                           date_format: str = "%Y%m%d",  # e.g. %Y%m%d -> "20240528", add %H:%M:%S
                           string_format: str = "") -> str:
 
-    if isinstance(time, str | int | float):
-        if isinstance(time, str):
-            time = float(time)
-        current_dt = datetime.fromtimestamp(time)
-    elif isinstance(time, datetime):
-        current_dt = time
+    if isinstance(dt, str | int | float):
+        if isinstance(dt, str):
+            dt = float(dt)
+        current_dt = datetime.fromtimestamp(dt)
+    elif isinstance(dt, datetime):
+        current_dt = dt
     else:
         current_dt = datetime.now()
 
@@ -98,7 +96,7 @@ def time_to_formatted_str(time: datetime | str | int | float = None,
     return return_str
 
 
-def char_logo(words: str, seed: int = time.time_ns(), color: Color = None):
+def char_logo(words: str, seed: int = time.time_ns(), color=None):
     font = pyfiglet.Figlet()
     rendered_text = font.renderText(words)
     colored_lines = []